
.nav{
    width: 100%;
    height: 80px;
    position: fixed;
    bottom: 0;
    border-top: 1px solid #cccccc;
    background: white;
}
.nav ul{
    width: 80%;
    height: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}
.nav ul li{
    height: 100%;
    text-align: center;
    line-height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    font-size: 16px;
}
.nav ul li span{
    font-size: 25px;
    margin-bottom: 10px;
}
.homeNav{
    width: 100%;
    height: 50px;
    display: flex;
    justify-content: space-between;
    position: fixed;
    top: 0;
    background: white;
}
.homeNav div{
    width: 50%;
    height: 100%;
    text-align: center;
    line-height: 50px;
    font-size: 20px;
    display: flex;
    justify-content: center;
}
.homeNav div span{
    width: 70%;
    height: 100%;
    display: block;
}
.recommend{
    width: 100%;
    background: #EEEEEE;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    padding-top: 50px;
    padding-bottom: 90px;
}
.skill{
    width: 100%;
    background: #EEEEEE;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding-top: 60px;
    padding-bottom: 90px;
}